257 Roberts AI long throat/fast twist $487 Tikka Prefit

Joined
Jul 20, 2020
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Location
NM
Hey all, trying to drum up enough support to get @hereinaz to run a prefit batch of Tikka 257 Roberts AI. I made up the dummy cartridge this morning for throating from some 7x57AI brass that I shoot in one of my old Mausers.

Post Here If you're interested, please reply to my post in the linked thread so we can get enough to place the order.

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Details:

  • .257 Roberts AI 40 degree (Redding Makes dies as you can see in the photo above)
  • 134gr ELDM @ 3.165" COAL (128gr ELDX will work out about the same, both make great use of a standard tikka long mag as pictured above)
  • 20", 1:7.5 twist, threaded 5/8-24
  • $487 (if we can get 5 people)

Norma and PPU both make really good .257 Roberts and 7x57 Mauser brass (7x57 is way easier to find). Lapua also makes 8x57 ammo/brass, but I haven't tried to neck down one of those to .257 yet. Likely requires neck turning to do the 8x57 brass.

GRT has this round at about 2800fps from a 20" barrel.

If anyone is on the fence on this, I'll throw a well discounted set of Tikka biathlon/globe sight mounts your way to help sweeten the deal. PM me.
 
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